package chapter8.poly_.detail;

public class Animal {
    String name = "animal";
    int age = 0;
    public void sleep(){
        System.out.println("睡");
    }
    public void run(){
        System.out.println("跑");
    }
    public void eat(){
        System.out.println("吃");
    }
    public void show(){
        System.out.println("hello");
    }
}
